Steam

Subnautica: Below Zero

Also known as Subnautica: Below Zero, sbz, steam:848450

Dive into a freezing underwater adventure on an alien planet. Below Zero is set two years after the original Subnautica. Return to Planet 4546B to uncover the truth behind a deadly cover-up. Survive by building habitats, crafting tools, & diving deeper into the world of Subnautica.

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Last update

24 May 2026

Original sources

Latest update

StorePublished 01 Apr 2026

Subnautica Free Weekend & Series Sale

Hello Subnauts, With Subnautica 2's Early Access launch on the horizon, we're hosting a Free Weekend for Subnautica, the game that started it all. From April 2nd at 10:00 AM PT through April 6th at 9:59 AM PT, you can p…

4 changesMapsWorkshop

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Latest updates

Update history

Browse past updates and patch notes for this game.

20updates

October 2025
We have released a hotfix today that addresses a security-related concern raised to us by Unity. You can read more about the specific issue here: https://unity.com/security/sept-2025-01/ While the update patches out the…4 changesFixGameplaySecurity03 Oct 2025
August 2025
We’ve just released a brand new patch full of bug fixes and improvements for Below Zero! This update will roll out worldwide and might take some time to appear across the globe. PC & Console Added a pop-up newsfeed that…15 changes1 numericFixStore12 Aug 2025
October 2024
We’re thrilled today to unveil the first teaser trailer for Subnautica 2 and announce that we’ll be heading to Early Access in 2025! 🥳 https://www.youtube.com/watch?v=WS0vTRl_2PQ Store pages are now live and you can wi…4 changesGameplayStore18 Oct 2024
October 2022
Teeny-Tiny HotfixHello Subnauts! We’ve released the Teeny-Tiny Hotfix - a patch to resolve a few bugs from our last update What the Dock. Fixes: Ambient water particles are now showing correctly Fix to allow new screenshots can be cycle…Announcement2 changesFixGameplay04 Oct 2022
September 2022
A new update is available for Subnautica: Below Zero. Tailor your Below Zero experience with Custom Game Mode Utilize an all-new Seatruck Dock base piece Enjoy the most stable version of the game with tons of bugs squas…6 changesGameplayBalanceStore13 Sept 2022
December 2021
Thank You for the Steam Awards Nomination!We can't believe it! You, our amazing community who have supported us at every turn, have now nominated us for a Steam Award. We are humbled by the wonderful support shown to us over the years. The nomination for Outsta…Event2 changesStore23 Dec 2021
August 2021
Language Pack PatchLanguage pack support for Hungarian, Finnish, Slovak, and Polish. This update also includes a fix for endgame dialogue in Sam's storyline, and some minor bug fixes related to translation and text sizing. Finally, if you…Announcement18 Aug 2021
May 2021
The big day is finally here! Subnautica: Below Zero 1.0 is now available on Steam. This update includes even more bug fixes and polish, improving on our final Early Access release, Seaworthy, and also unlocks the endgam…v1.02 changesGameplayStore14 May 2021
Join us live on Friday, May 14th at 5PM UTC to celebrate the launch of Subnautica: Below Zero on Steam. From interviews with the development team, the premiere of the Below Zero Gameplay Trailer, and some special giveaw…2 changesGameplayStore13 May 2021
April 2021
The Subnautica: Below Zero Original Soundtrack is out now! Composed by Ben Prunty, the soundtrack features 54 remastered and expanded tracks, which includes four bonus tracks. It totals two hours and 25 minutes, and is…2 changesGameplayStore30 Apr 2021
As we hurtle ever closer to the launch of Subnautica: Below Zero, we are excited today to debut the cinematic trailer for you all to enjoy! Created in partnership with RealTime UK, the trailer provides a tantalizing gli…1 changeStore13 Apr 2021

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